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Application filed by Institutul De Cercetare, Inginerie TehnologicafiledCriticalInstitutul De Cercetare, Inginerie Tehnologica
Priority to RO119118ApriorityCriticalpatent/RO92077B1/en
Publication of RO92077A2publicationCriticalpatent/RO92077A2/en
Publication of RO92077B1publicationCriticalpatent/RO92077B1/en
Prezenta inventiei se refera la un procedeu de obtinere a acidului boric din tincal, prin solubilizarea directa a B2O3 continut în tincal în acid sulfuric, respectand anumite conditii de lucru pe diversele faze ale procesului tehnologic, care fac posibila recuperarea borului din materia prima în proportie de peste 70%.The present invention relates to a process for obtaining tannic boric acid by direct solubilization of B2O3 contained in tannin in sulfuric acid, respecting certain working conditions on the various phases of the process, which make it possible to recover boron from the raw material in a proportion of over 70%.
RO119118A1985-06-121985-06-12Process for obtaining boric acid out of tincal
RO92077B1
(en)